stampa
Login

A workbench to forge your own double stars?
Create your account here!


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
17394-7808
TDT 454


Nearby doubles
17' : 17340-7808
RST3093AB

30' : 17453-7832
HDS2508

31' : 17487-7758
TDT 517

39' : 17510-7823
UC 3427

43' : 17515-7748
LDS 609

45' : 17264-7750
HLN 42

60' : 17232-7843
RST3077

107' : 17291-7951
HDS2469

109' : 17305-7624
UC 3358

114' : 17558-7628
TDT 579

129' : 17401-7600
WIS 320

132' : 17576-7612
UC 3455

133' : 17577-7611
HJ 4974

136' : 17472-7555
TDT 505

138' : 17276-8022
UC 3344

142' : 17292-7551
HJ 4933

150' : 17331-7541
R 301

152' : 17269-7543
TDT 356

163' : 17367-7526
NSN 350

167' : 17307-8053
RST3085

175' : 17576-8056
UC 3456

176' : 17374-7513
TDT 439

182' : 17541-7514
I 614

188' : 17499-7505
SWR 231

191' : 17452-7459
B 2048

193' : 17424-7456
HEI 550



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

17394-7808 TDT 454

 
 
17h 39m 21.54s -78° 08' 23.3" P.A. 3.00 sep 2.9 mag 11.35,11.68 Sp A0
 
 
Coord 2000 17394-7808 Discov num TDT 454 Comp Coord arcsec 2000 17 39 21.54 -78 08 23.3
Date first 1991 Date last 2016 Obs 4
Pa first 4 Pa last 3 P.A. Now (θ) 3°
Sep first 3.0 Sep last 2.866 Sep. Now (ρ) 2.866"
Mag pri 11.35 Mag sec 11.68 delta mag (ΔM) 0.33 Spectral class A0 (white)
Pri motion ra -006 Sec motion ra +004
Pri motion dec -066 Sec motion dec +052
Notes
rPM=1.787
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Apus Tycho2 9448-01163-1 Gaia DR2 5776671746869964160
 
 
WDS 17394-7808 TDT 454 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
No records found.

 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17394-7808 TDT 454 1991 1 4 3.0 11.35 11.68 173921.54-780823.3
17394-7808 TDT 454 1998 2 5 3.0 11.35 11.68 173921.54-780823.3
17394-7808 TDT 454 2015 3 8 3.3 11.35 11.68 A0 173921.54-780823.3
17394-7808 TDT 454 2016 4 3 2.9 11.35 11.68 A0 173921.54-780823.3

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 17394-7808 TDT 454 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17394-7808 TDT 454 : MEASURES
 
 
No records found.

 
 
WDS 17394-7808 : VIRTUAL EYEPIECE
 
 

17394-7808 TDT 454A mag 11.35 Sp A0 17394-7808 TDT 454B sep 2.9 P.A. 0.60 mag 11.68 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 17394-7808 : ALADIN DSS IMAGE @ 17h 39m 21.54s -78° 08' 23.3"
 
 
 
 
WDS 17394-7808 TDT 454 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17394-7808 TDT 454 distance=1' 17340-7808 RST3093AB distance=17' 17340-7808 HJ 4937AB,C distance=17' 17340-7808 DAW 217AB,D distance=17' 17453-7832 HDS2508 distance=30' 17487-7758 TDT 517 distance=31' 17510-7823 UC 3427 distance=39' 17515-7748 LDS 609 distance=43' 17264-7750 HLN 42 distance=45' 17232-7843 RST3077 distance=60' 17291-7951 HDS2469 distance=107' 17305-7624 UC 3358 distance=109' 17558-7628 TDT 579 distance=114' 17401-7600 WIS 320 distance=129' 17576-7612 UC 3455 distance=132' 17577-7611 HJ 4974 distance=133' 17472-7555 TDT 505 distance=136' 17276-8022 UC 3344 distance=138' 17292-7551 HJ 4933 distance=142' 17331-7541 R 301 distance=150' 17269-7543 TDT 356 distance=152' 17367-7526 NSN 350 distance=163' 17307-8053 RST3085 distance=167' 17576-8056 UC 3456 distance=175' 17374-7513 TDT 439 distance=176' 17541-7514 I 614 distance=182' 17499-7505 SWR 231 distance=188' 17452-7459 B 2048 distance=191' 17424-7456 HEI 550 distance=193' 17531-7501 TOK 795 distance=194' 17305-7455 TDT 390 distance=197' 17260-7457 B 2836 distance=197' 17395-7426 TDT 456 distance=223' 17483-7429 LDS 608 distance=223' 17484-8154 HJ 4947 distance=227' 17343-7414 B 2839 distance=236' 17270-7413 TDT 358 distance=240' 17477-8213 WJG 1BC distance=245' 17477-8213 LDS 603AB distance=246' 17426-7400 TDT 474 distance=249' 17348-7400 HEI 391 distance=250' 17287-8247 HJ 4912 distance=280' 17308-7329 HEI 390 distance=281' 17402-7324 TDT 460 distance=285' 17219-7330 UC 3330 distance=286' 17207-7330 B 2832 distance=288' 17566-7325 TDT 589 distance=291' 17312-7310 B 2047 distance=301' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 17394-7808 TDT 454 3 2.9 1
Show 17340-7808 RST3093 AB 246 0.4 17
Show 17340-7808 HJ 4937 AB,C 223 34.7 17
Show 17340-7808 DAW 217 AB,D 185 31.8 17
Show 17453-7832 HDS2508 170 14.7 30
Show 17487-7758 TDT 517 295 1.5 31
Show 17510-7823 UC 3427 201 8.5 39
Show 17515-7748 LDS 609 89 28.1 43
Show 17264-7750 HLN 42 51 3.7 45
Show 17232-7843 RST3077 276 1.0 60
Show 17291-7951 HDS2469 221 9.2 107
Show 17305-7624 UC 3358 92 105.7 109
Show 17558-7628 TDT 579 188 1.9 114
Show 17401-7600 WIS 320 262 365.5 129
Show 17576-7612 UC 3455 278 32.6 132
Show 17577-7611 HJ 4974 122 26.4 133
Show 17472-7555 TDT 505 210 0.4 136
Show 17276-8022 UC 3344 308 29.7 138
Show 17292-7551 HJ 4933 243 17.5 142
Show 17331-7541 R 301 139 20.1 150
Show 17269-7543 TDT 356 116 2.6 152
Show 17367-7526 NSN 350 331 5.6 163
Show 17307-8053 RST3085 28 0.6 167
Show 17576-8056 UC 3456 14 38.0 175
Show 17374-7513 TDT 439 122 0.5 176
Show 17541-7514 I 614 19 6.3 182
Show 17499-7505 SWR 231 86 29.0 188
Show 17452-7459 B 2048 165 3.0 191
Show 17424-7456 HEI 550 314 1.8 193
Show 17531-7501 TOK 795 72 0.3 194
Show 17305-7455 TDT 390 284 0.5 197
Show 17260-7457 B 2836 56 3.9 197
Show 17395-7426 TDT 456 161 2.1 223
Show 17483-7429 LDS 608 6 14.7 223
Show 17484-8154 HJ 4947 68 9.9 227
Show 17343-7414 B 2839 48 4.4 236
Show 17270-7413 TDT 358 355 0.5 240
Show 17477-8213 WJG 1 BC 291 76.5 245
Show 17477-8213 LDS 603 AB 291 176.3 246
Show 17426-7400 TDT 474 335 0.5 249
Show 17348-7400 HEI 391 55 0.2 250
Show 17287-8247 HJ 4912 122 24.7 280
Show 17308-7329 HEI 390 272 0.7 281
Show 17402-7324 TDT 460 250 2.4 285
Show 17219-7330 UC 3330 310 51.8 286
Show 17207-7330 B 2832 346 5.5 288
Show 17566-7325 TDT 589 204 0.5 291
Show 17312-7310 B 2047 237 1.0 301

 
 
WDS 17394-7808 : COMPONENTS
 
 
  A
B pa=0.6°
sep=2.86"
 
 
17394-7808 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 173921.54-780823.3 Mag 11.35 Spectral class A0 (white)
PmRA -6.00 PmDE -66.0
 
 
17394-7808 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 173921.55-780820.4 Mag 11.68 PmRA 4.00
PmDE 52.0 Tycho2 9448-01163-2 Calc delta mag 0.33 Calc coord yes
Tycho2
Tycho2 9448-01163-2 Pflag RAmdeg 264.84005461 DEmdeg -78.13894366
PmRA 1.2 PmDE 7.8 E RAmdeg 50 E DEmdeg 46
E pmRA 2.8 E pmDE 2.6 EpRAm 1987.61 EpDEm 1987.89
Num 3 Q RAmdeg 1.3 Q DEmdeg 0.6 Q pmRA 1.3
Q pmDE 0.6 BTmag 11.734 E BTmag 0.066 VTmag 11.717
E VTmag 0.114 Prox 31 TYC HIP
CCDM RAdeg 264.84004111 DEdeg -78.13896167 EpRA 1990 1.52
EpDE 1990 1.66 E RAdeg 51.3 E DEdeg 46.8 Posflg
Corr 0.0